Charger interface



FIG. 1 is a first bottom perspective view of an ornamental design for a charger interface;

FIG. 2 is a second bottom perspective view thereof;

FIG. 3 is a top perspective view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a back view thereof;

FIG. 7 is a first side view thereof; and,

FIG. 8 is a second side view thereof.

The broken lines shown in FIGS. 1-8 are included for the purpose of illustrating environmental elements only and form no part of the claimed design. 

CLAIM The ornamental design for a charger interface, as shown and described. 